BS EN IS0 4499-1:2020 BSl Standards Publication Hardmetals Metallographic determination of microstructure Part 1: Photomicrographs and description bsi. BSENIS04499-1:2020 BRITISH STANDARD National foreword ThisBritish StandardistheUK implementation of ENIS04499-1:2020. It is identical to IS0 4499-1:2020. It supersedes BS EN IS0 4499-1:2010, which is withdrawn. The UK participation in its preparation was entrusted to Technical CommitteeISE/65,Sinteredmetalcomponents. A list of organizations represented on this committee can be obtained on requestto its secretary. This publication does not purport to include all the necessary provisions ofa contract.Users areresponsiblefor its correctapplication. @TheBritish Standards Institution2020 Published by BSI Standards Limited 2020 ISBN9780580521348 ICS 77.040.99; 77.160 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Standards Policy and Strategy Committeeon31August 2020. Amendments/corrigendaissuedsincepublication Date Textaffected EUROPEANSTANDARD ENIS04499-1 NORMEEUROPEENNE EUROPAISCHE NORM August 2020 ICS77.040.99;77.160 Supersedes ENIS0 4499-1:2010 EnglishVersion Hardmetals - Metallographic determination of microstructure - Part 1: Photomicrographs and description (IS0 4499-1:2020) Metaux-durs- Determination metallographique Hartmetalle-Metallographische Bestimmung de la microstructure - Partie 1: Prises derMikrostruktur-Teil1:Gefugebilder de vue photomicrographiques et und Beschreibung (IS0 4499-1:2020) description (IS0 4499-1:2020) This European Standard was approved by CEN on1August 2020. CEN members arebound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language Management Centre hasthe same statusasthe officialversions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary,Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg,Malta, Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. cen EUROPEAN COMMITTEE FOR STANDARDIZATION COMITE EUROPEEN DE NORMALISATION EUROPAISCHES KOMITEE FUR NORMUNG CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels 2020CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 4499-1:2020: E worldwide for CEN national Members